diff --git a/racketmq/run b/racketmq/run
index a0cdf1c..ac399cc 100755
--- a/racketmq/run
+++ b/racketmq/run
@@ -1,6 +1,8 @@
 #!/bin/sh
 # Daemontools "run" script
 
+set -e
+
 echo "Starting RacketMQ"
 exec 2>&1
 exec racket server.rkt